Koshiishi - Yamaguchi
14.10.2017, 02:00, Hamamatsu ITF, Qualification - 1. round, hard
| Koshiishi Ayumi | 2 : 0 (6-1, 6-4) |
Yamaguchi Makoto | ||
|---|---|---|---|---|
 |
372. | Singles ranking | -. |  |
| 28. 7. 2000 | Birthdate | 21. 1. 1997 | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
| Surface | Koshiishi Ayumi | Yamaguchi Makoto |
|---|---|---|
| Indoors | 0/1 | - |
| Clay | - | - |
| Grass | - | - |
| Hard | 25/19 | - |
| Not set | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 287/170 | 26/15 | 239/136 | 22/19 | - | - |
| 2025 | 25/20 | - | 25/19 | 0/1 | - | - |
| 2024 | 45/31 | 1/1 | 35/25 | 9/5 | - | - |
| 2023 | 50/20 | - | 50/18 | 0/2 | - | - |
| 2022 | 19/12 | - | 16/9 | 3/3 | - | - |
| 2021 | 48/15 | 4/4 | 41/10 | 3/1 | - | - |
| 2020 | 25/9 | 16/5 | 9/4 | - | - | - |
| 2019 | 22/23 | 5/5 | 13/15 | 4/3 | - | - |
| 2018 | 30/21 | - | 30/21 | - | - | - |
| 2017 | 13/12 | - | 13/10 | 0/2 | - | - |
| 2016 | 10/7 | - | 7/5 | 3/2 | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | Hamamatsu ITF | Koshiishi | 2 | 6 | 6 | Q-1R | ||||
| Yamaguchi | 0 | 1 | 4 |
Betting odds
Latest matches
- Koshiishi
| Ourense ITF, 1R, 05.08.2025 | ||
| Guerrero Alvarez - Koshiishi | 2:0 | |
| Roehampton ITF, 1R, 29.07.2025 | ||
| Nishino - Koshiishi | 2:0 | |
| Monastir 45 ITF, 1R, 22.07.2025 | ||
| Matsuda - Koshiishi | 2:0 | |
| Nottingham 3 ITF, QF, 17.07.2025 | ||
| Valdmannova - Koshiishi | 2:0 | |
| Nottingham 3 ITF, R16, 17.07.2025 | ||
| Koshiishi - Veldman | 2:0 | |
| Nottingham 3 ITF, 1R, 16.07.2025 | ||
| Koshiishi - Wainwright | 2:0 | |
| Luzhou ITF, QF, 13.06.2025 | ||
| Wang - Koshiishi | 2:0 | |
| Luzhou ITF, R16, 12.06.2025 | ||
| Koshiishi - Zhu | 2:0 | |
| Luzhou ITF, 1R, 11.06.2025 | ||
| Koshiishi - Morvayova | 2:1 | |
| Andong ITF, R16, 22.05.2025 | ||
| Back - Koshiishi | 2:0 | |
- Yamaguchi
| Hong Kong 4 ITF, 1R, 09.07.2018 | ||
| Li - Yamaguchi | 2:1 | |
| Hong Kong 4 ITF, Q-1R, 07.07.2018 | ||
| Masuda Karrasch - Yamaguchi | 2:0 | |
| Kofu 2 ITF, Q-2R, 09.06.2018 | ||
| Kawamura - Yamaguchi | 2:0 | |
| Kofu 2 ITF, Q-1R, 09.06.2018 | ||
| Yamaguchi - Goto | 2:0 | |
| Nishi-Tama ITF, 1R, 21.03.2018 | ||
| Hasegawa - Yamaguchi | 2:0 | |
| Hamamatsu ITF, Q-1R, 14.10.2017 | ||
| Koshiishi - Yamaguchi | 2:0 | |
| Nishi-Tama ITF, Q-1R, 18.03.2017 | ||
| So - Yamaguchi | 2:0 | |
| Hamamatsu ITF, Q-1R, 17.10.2015 | ||
| Takahashi - Yamaguchi | 2:1 | |
| Nishi-Tama ITF, Q-2R, 22.03.2015 | ||
| Saigo - Yamaguchi | 2:0 | |
| Nishi-Tama ITF, Q-1R, 21.03.2015 | ||
| Yamaguchi - Yamamoto | 1:0 | |
This week's tournaments
| Main tournaments | ||||
| Cincinnati | 31 | |||
| Toronto | 2 | |||
| Cincinnati WTA | 31 | |||
| Montreal WTA | 1 | |||
| Billie Jean King Cup | 8 | |||
| Lower level tournaments | ||||
| Chicago challenger | 10 | |||
| Bonn challenger | 5 | |||
| Cordenons challenger | 5 | |||
| Grodzisk Mazowiecki challenger | 5 | |||
| UTR Pro Tennis Series | 17 | |||
| UTR Pro Tennis Series 3 | 111 | |||
| UTR Pro Tennis Series 5 | 52 | |||
| Landisville 2 ITF | 17 | |||
| Amstetten ITF | 5 | |||
| Koksijde ITF | 7 | |||
| Leipzig ITF | 5 | |||
| Ourense ITF | 5 | |||
| Chacabuco ITF | 6 | |||
| Kursumlijska Banja 16 ITF | 6 | |||
| Roehampton 2 ITF | 7 | |||
| Southaven ITF | 11 | |||
| UTR Pro Tennis Series 5 | 47 | |||
| Astana 14 ITF | 6 | |||
| Bielsko Biala ITF | 6 | |||
| Brasov 3 ITF | 6 | |||
| Hameenlinna ITF | 5 | |||
| Luan 5 ITF | 7 | |||
| Monastir 47 ITF | 6 | |||
| Singapore ITF | 6 | |||
| Slovenske Konjice ITF | 6 | |||
| Tweed Heads ITF | 6 | |||
| UTR Pro Match Series | 132 | |||
| UTR Pro Tennis Series | 62 | |||
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